savagesweet16
savagesweet16 savagesweet16
  • 03-06-2020
  • Mathematics
contestada

Please help with this work

Please help with this work class=

Respuesta :

shezu779
shezu779 shezu779
  • 03-06-2020

Answer:

B = 80

Step-by-step explanation:

y = 4x

y = 1/2x + 280

Substitute one equation into another.

4x = 1/2x + 280

Combine like terms

3.5x = 280

x = 80

Answer Link

Otras preguntas

solve the proportion2x + 1/x + 1 = 14/3x-1
In how many ways can 12 one-dollar coins be shared between Josh, Frank, and Suzy if each of them receives at least 3 coins?
Which decimal is equivalent to 13/20?
Hitler intended to defeat great Britain by
Prove identity tan 3x−tan 2x−tanx = tan 3xtan 2xtanx
A rectangle has an area of 30 square units and a perimeter of 34 meters.what are the dimensions of this rectangle
Write good insulators around the home
What is twenty percent off 600 hundred pounds
Which of the following can fix nitrogen? Answer  A.human industrial processes   B.lightning  C.certain bacterial species   D.all of the above
It is likely that Earth could lose half of its species in the next ____________ years. a. 50 b. 100 c. 500 d. 1000